24 3月 Product News GER-85E Glycerol Ester of Gum Rosin (Food Grade) 三月 24, 2021 作者 admin GER-85E Glycerol Ester of Gum Rosin (Food Grade) Glycerol ester of rosin, Glyceryl abietate, Gum ester, GEWR CAS Number 8050-30-4 Ch...继续阅读